Upgrade from dnn 7.2 to 7.2.1 error

Feb 3, 2014 at 5:46 PM
Hello,
I have upgraded Message Center Alerts and DNN to the lastest versions but this error occours in all pages where is the Message Center Alerts:

2014-02-03 19:29:02,668 [Shwn-PC][Thread:45][FATAL] DotNetNuke.Framework.PageBase - An error has occurred while loading page.
System.ArgumentNullException: Value cannot be null .
Parameter name: input
in System.Text.RegularExpressions.Regex.Replace(String input, String replacement)
in DotNetNuke.Common.Globals.GenerateTabPath(Int32 parentId, String tabName)
in MessageCenterAlerts.Alerts.OnLoad(EventArgs e)
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Control.LoadRecursive()
in System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

can you help me to solve this issue?
thank you
regards
Feb 9, 2014 at 5:35 PM
..................................................................................................................
May 7, 2015 at 2:10 AM
There is a bug in the current version. You'll need to update Alerts.ascx.cs, line 96:

Change:
var tabPath = Globals.GenerateTabPath(CoreMessagingTabId, null).Replace("//", "/");

To:
var tabPath = Globals.GenerateTabPath(CoreMessagingTabId, "").Replace("//", "/");

Hope this helps!

Jason